UMIN-CTR Clinical Trial

Unique ID issued by UMIN UMIN000036578
Receipt number R000041526
Scientific Title Study 3 Verifying the Improving Effect of Green Tea Ingredients on Cognitive Function
Date of disclosure of the study information 2019/04/26
Last modified on 2020/01/29 09:13:20

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Basic information

Public title

Study 3 Verifying the Improving Effect of Green Tea Ingredients on Cognitive Function

Acronym

Study 3 Verifying the Improving Effect of Green Tea Ingredients on Cognitive Function

Scientific Title

Study 3 Verifying the Improving Effect of Green Tea Ingredients on Cognitive Function

Scientific Title:Acronym

Study 3 Verifying the Improving Effect of Green Tea Ingredients on Cognitive Function

Region

Japan


Condition

Condition

Healthy subjects

Classification by specialty

Adult

Classification by malignancy

Others

Genomic information

NO


Objectives

Narrative objectives1

The objective of this study was to investigate the effects of continuous intake of test foods for 12 weeks on cognitive function of Japanese men and women who are aware of decline in cognitive function when they are 50 years of age or older and 69 years of age or younger.

Basic objectives2

Safety,Efficacy

Basic objectives -Others


Trial characteristics_1


Trial characteristics_2


Developmental phase



Assessment

Primary outcomes

Cognitrax,MMSE

Key secondary outcomes

Pittsburgh Sleep Quality Index
Uchida-Klepelin test
Brain-derived neurotrophic factor
Amyloid-beta (1-40, 1-42)
Secreted Amyloid Precursor Protein-alpha
Amyloid Precursor Protein 770
MicroRNA


Base

Study type

Interventional


Study design

Basic design

Parallel

Randomization

Randomized

Randomization unit

Individual

Blinding

Double blind -all involved are blinded

Control

Placebo

Stratification


Dynamic allocation


Institution consideration


Blocking


Concealment



Intervention

No. of arms

3

Purpose of intervention

Prevention

Type of intervention

Food

Interventions/Control_1

12-week intake of the test food1

Interventions/Control_2

12-week intake of the test food2

Interventions/Control_3

12-week intake of the placebo food

Interventions/Control_4


Interventions/Control_5


Interventions/Control_6


Interventions/Control_7


Interventions/Control_8


Interventions/Control_9


Interventions/Control_10



Eligibility

Age-lower limit

50 years-old <=

Age-upper limit

69 years-old >=

Gender

Male and Female

Key inclusion criteria

1) Japanese men and women aged 50 to 69 years at the time of informed consent
2) Subject who is aware of cognitive decline
3) Subject who is able to take 3 capsules daily for 12 weeks.
4) Subject with an MMSE score of 24 or more
5) Non smoker
6) Subject who has received sufficient explanation of the purpose and content of the research, is capable of giving informed consent, voluntarily volunteers to participate in the research, and consents to participate in the research in writing.

Key exclusion criteria

1) Subject who is currently receiving any medications or outpatient treatment.
2)Subject who is currently doing exercise or diet under the supervision of a doctor
3)Subject who is may develop allergy due to the test food
4)Subject who is drug dependent, present or dependent on alcohol
5) Subject who is history of psychiatry during hospitalization due to mental disorder (depression etc.) or sleep disorder (insomnia, sleep apnea syndrome etc.)
6)Night shift or shift workers
7) Excessively irregular lifestyle such as eating or sleeping
8) Subject who is extreme skipped eating
9)Subject who is current disease or history of diabetes, liver disease (hepatitis), kidney disease, serious disease such as heart disease, thyroid disease, adrenal disease, other metabolic diseases
10)Subject who is use health foods, supplements, and medicines that may affect cognitive function
11) Subject who is participated in other human clinical studies within the past 3 months or are expected to participate in other human clinical studies during the study period.
12)Subject who is carried out blood collection, component blood donation more than 400 mL within 200 mL or 3 months within one month going back from the date of consent acquisition
13) Subject who is pregnant, breast-feeding, or willing to become pregnant during the study period
14)Subject who is difficult to comply with the records of various surveys
15)Subject who is judged to be unsuitable as subject from clinical laboratory test value and measurement value at the time of SCR
16)Other than the above, the principal investigator judged that the subject was ineligible for the study.

Target sample size

51


Research contact person

Name of lead principal investigator

1st name Takanobu
Middle name
Last name Takihara

Organization

ITOEN,Ltd.

Division name

Central Research Institute

Zip code

421-0516

Address

21 Mekami, Makinohara-shi, Shizuoka 421-0516, Japan

TEL

0548-54-1247

Email

t-takihara@itoen.co.jp


Public contact

Name of contact person

1st name Daisuke
Middle name
Last name Ochitani

Organization

HUMA R&D CORP

Division name

Round Cross Tamachi 10F 5-31-19 Shiba Minato-ku Tokyo 108-0014

Zip code

108-0014

Address

Round Cross Tamachi 10F 5-31-19 Shiba Minato-ku Tokyo 108-0014

TEL

81-3-3431-1260

Homepage URL


Email

ochitani@huma-rd.co.jp


Sponsor or person

Institute

HUMA R&D CORP

Institute

Department

Personal name



Funding Source

Organization

ITOEN,LTD.

Organization

Division

Category of Funding Organization

Profit organization

Nationality of Funding Organization



Other related organizations

Co-sponsor


Name of secondary funder(s)



IRB Contact (For public release)

Organization

Ethics Committees of Nihonbashi Egawa Clinic

Address

2F Kotobuki Build. 1-27-12 Yaesu Chuo-ku, Tokyo 103-0028 Japan

Tel

03-5204-0311

Email

jim@medipharma.co.jp


Secondary IDs

Secondary IDs

NO

Study ID_1


Org. issuing International ID_1


Study ID_2


Org. issuing International ID_2


IND to MHLW



Institutions

Institutions



Other administrative information

Date of disclosure of the study information

2019 Year 04 Month 26 Day


Related information

URL releasing protocol


Publication of results

Unpublished


Result

URL related to results and publications


Number of participants that the trial has enrolled

51

Results


Results date posted


Results Delayed


Results Delay Reason


Date of the first journal publication of results


Baseline Characteristics


Participant flow


Adverse events


Outcome measures


Plan to share IPD


IPD sharing Plan description



Progress

Recruitment status

Completed

Date of protocol fixation

2019 Year 03 Month 08 Day

Date of IRB

2019 Year 03 Month 11 Day

Anticipated trial start date

2019 Year 05 Month 07 Day

Last follow-up date

2019 Year 08 Month 09 Day

Date of closure to data entry

2019 Year 08 Month 21 Day

Date trial data considered complete

2019 Year 09 Month 03 Day

Date analysis concluded

2020 Year 01 Month 16 Day


Other

Other related information



Management information

Registered date

2019 Year 04 Month 23 Day

Last modified on

2020 Year 01 Month 29 Day



Link to view the page

Value
https://center6.umin.ac.jp/cgi-open-bin/ctr_e/ctr_view.cgi?recptno=R000041526


Research Plan
Registered date File name

Research case data specifications
Registered date File name

Research case data
Registered date File name